Malaysia Airlines Flight MH370 and Its Changing Timeline

A minute-by-minute account of Flight MH 370 before it vanished.

March 15, 2014— -- Nearly a week after Malaysian Airlines Flight MH370 disappeared, officials are still at a loss for what happened to the jetliner carrying 239 people. New details suggest that the flight was in the air far longer than previously thought and deliberate action was taken to divert the plane off course.

As the fate and the location of the plane remains a mystery, investigators have been able to reconstruct a timeline of the plane's last contacts.

Follow All the Latest News on Missing Flight MH 370

The Associated Press and ABC News’ Martha Raddatz, David Kerley, Gloria Riviera, Colleen Curry, Molly Hunter and Joohee Cho contributed to this report.